The Relay,electromagnetic, cataloged under National Stock Number 5945-01-054-8791, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-01-054-8791 |
| Primary Part Number | 5165321-004 |
| Item Name | Relay,electromagnetic |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) SINGLE MOUNTING FACILITY |
| Main Contact Maximum Voltage Rating in Volts | 115.0 AC AND 28.0 DC |
| Mounting Facility Pattern | RECTANGULAR SINGLE MOUNTING FACILITY |
| Main Contact Load Current Rating at Maximum Rated Voltage | 5.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD |
| Duty Type | CONTINUOUS |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Nominal Operating Current Rating and Type | 18.0 MILLIAMPERES DC SINGLE WINDING |
| Nominal Thread Size | 0.138 INCHES SINGLE MOUNTING FACILITY IN |
| Time Delay | 0.02 SECONDS MAXIMUM FIXED OPERATE AND RELEASE TIME |
| Coil Quantity | 1 |
| Environmental Protection | HERMETIC |
| Winding Quantity | 1 |
| Operating Voltage Rating and Type at Specified Temp | 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Terminal Type and Quantity | 20 WIRE HOOK ALL FUNCTIONS |
| Nonpile-Up Main Contact Arrangement | 6 POLE, DOUBLE THROW, ONE POSITION MOMENTARY, TWO POSITIONS MAINTAINED |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5165321-004 PRIMARY | Naval Sea Systems Command (USA) |
| 9226-10012 PRIMARY | Leach International Corp Div Leach International Corporation (USA) |
| Reference | Meaning |
|---|---|
| FC-406-35 | 5/9 Secondary reference Struthers-Dunn Inc |
| 2886419-004 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 5945-01-054-8791 is a Relay,electromagnetic, manufactured by Naval Sea Systems Command, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-01-054-8791 has 2 manufacturer part numbers on file: 5165321-004 (Naval Sea Systems Command), 9226-10012 (Leach International Corp Div Leach International Corporation).
Key specifications for 5165321-004: Mounting Facility Type and Quantity: 4 THREADED STUD(S) SINGLE MOUNTING FACILITY; Overall Height: 1.531 INCHES MINIMUM IN; Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 28.0 DC; Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY. 18 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.